參數(shù)資料
型號(hào): AK4561
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16bit CODEC with built-in ALC and MIC/HP-Amp
中文描述: 16位編解碼器在ALC和內(nèi)置麥克風(fēng)/惠普放大器
文件頁數(shù): 5/48頁
文件大小: 332K
代理商: AK4561
ASAHI KASEI
AKM CONFIDENTIAL
[AK4561]
Rev. 0.9
2000/09
- 5 -
Control Data Interface
33
CCLK
34
CS
35
CDTI
ALC Block
7
MIC_IN_L
38
RIN
40
LIN
43
MIC_IN_R
DAC
11
ROUT2
13
LOUT2
39
ROUT1
41
LOUT1
Analog Volume
12
OPGR
14
OPGL
Headphone Amp
8
HVCM
9
HPL
10
HPR
Mixer Amp
16
MOUT
Other Functions
15
BEEP
21
TEST
27
COMP
31
PD
32
REC_MUTE
36
MUTE
59
VTH
I
I
I
Control Clock Input Pin
Chip Select Pin
Control Data Input Pin
I
I
I
I
Lch MIC Input Pin
Rch Line Input Pin
Lch Line Input Pin
Rch MIC Input Pin
O
O
O
O
Rch #2 Line Output Pin, -5.5dBV@VA=2.8V
Lch #2 Line Output Pin, -5.5dBV@VA=2.8V
Rch #1 Line Output Pin, +2dBV@VA=2.8V, VOL=+7.5dB
Lch #1 Line Output Pin, +2dBV@VA=2.8V, VOL=+7.5dB
I
I
Rch Analog Volume Input Pin
Lch Analog Volume Input Pin
O
O
O
Headphone-Amp Common Voltage Output Pin
Lch Headphone-Amp Output Pin
Rch Headphone-Amp Output Pin
O
Mixing Analog Output Pin
I
Beep Signal Input Pin
Test pin
Comparator Output Pin
Power Down & Reset Pin, “L”: Power-down & Reset, “H”: Normal operation
Rec Mute Pin, “L”: Normal Operation, “H”: ADC Output Data Mute
Mute Pin, “L”: Normal Operation, “H”: Mute
Comparator Threshold Voltage Input Pin
O
O
I
I
I
I
Note: All input pins should not be left floating.
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